2026 GMC Sierra 2500

Meet the 2026 GMC Sierra 2500HD AT4, a heavy-duty truck engineered to handle your most demanding work and adventures with confidence and capability.This Sierra 2500HD AT4 comes equipped with a comprehensive suite of premium features designed to enhance your driving experience:- Adaptive Cruise Control- Android Auto and Apple CarPlay- Backup Camera with Bed View Camera and Trailer Camera Provisions- Bluetooth connectivity- Power Sunroof- Remote Start- Spray-In Bed Liner with GMC Logo- Bose Premium 7-Speaker Sound System with SiriusXM 360L Trial Subscription- HD Surround Vision with Rear Cross Traffic Alert- Multicolor 15'' Head-Up Display- Wireless Phone Projection and Wireless Charging- Heated and Ventilated Front Seats with 10-Way Power Adjustment- Hill Descent Control and 2-Speed Active Transfer Case- Snow Plow Prep/Camper Package with 220-Amp Alternator and Skid PlatesFinished in Black with a commanding presence, this AT4 combines serious capability with refined comfort. The 6.6L V8 engine paired with a 10-Speed Automatic transmission and 4WD delivers the power you need, while the AT4 Premium Plus Package elevates your experience with premium amenities and technology integration. The Gooseneck/5th Wheel Prep Package makes towing and hauling straightforward, with dedicated hitch provisions and integrated trailer viewing software to keep you connected to your load.The AT4 platform provides off-road suspension, an active transfer case, and high-clearance steps for genuine capability. Inside, the truck offers a spacious cab with heated rear seats, a heated steering wheel, and dual-zone automatic climate control to keep everyone comfortable. Premium floor liners protect your investment through all seasons.Safety systems including Automatic Emergency Braking, Forward Collision Alert, Rear Cross Traffic Alert, and Ultrasonic Front and Rear Park Assist provide confidence in any situation. The truck's modern conveniencesfrom keyless open and start to the in-vehicle trailering system appmake ownership practical and straightforward.Stop by Woody Buick GMC of Gurnee, an 11-time GM Dealer of the Year and Mark of Excellence recipient, and Dealer Rater 2025 Dealer of the Year to schedule a test drive! See for yourself why this J.D. Power 2026 Dealer of Excellence is Chicagoland's most awarded dealer. Take advantage of our award-winning service and the best incentives around! We have a 2026 GMC Sierra 2500HD on sale for you! Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 09/30/2026